EP 0457381 A3 19920708 - DELTA 2-CEPHEM SULPHONES
Title (en)
DELTA 2-CEPHEM SULPHONES
Publication
Application
Priority
GB 9010941 A 19900516
Abstract (en)
[origin: EP0457381A2] There are provided compounds of the formula (I) <CHEM> wherein R7 is a halogen or a C1-C4 alkoxy group; R4 is a substituted alkyl group CHR'-CHR''Y, or an alkenyl group CR'=CHY, wherein R' and R'' each represent, independently, hydrogen or an unsubstituted or substituted C1-C7 straight or branched alkyl, phenyl or benzyl group or R' and R'', taken together with the carbon atoms to which they are attached, form a five membered or six membered ring of the formulae <CHEM> wherein Y is an electron-withdrawing group and A is hydrogen or a carboxy group; R is hydrogen, a C1-C7 straight or branched alkyl, or an unsubstituted or substituted benzyl or diphenylmethyl group; R3 is methyl or a C1-C4 alkoxymethyl group; and R2 is hydrogen or a group R4 as defined above. The compounds of formula (I) are endowed with elastase inhibitory activity, and can be used for the treatment of inflammatory and degenerative diseases. A process for their preparation, and pharmaceutical compositions containing them, are also provided.
IPC 1-7
IPC 8 full level
A61K 31/545 (2006.01); A61K 31/546 (2006.01); A61P 11/00 (2006.01); A61P 19/06 (2006.01); A61P 29/00 (2006.01); A61P 31/04 (2006.01); C07D 501/00 (2006.01); C07D 501/60 (2006.01)
CPC (source: EP)
A61P 11/00 (2017.12); A61P 19/06 (2017.12); A61P 29/00 (2017.12); A61P 31/04 (2017.12); C07D 501/00 (2013.01)
Citation (search report)
- [A] US 4208516 A 19800617 - DOLFINI JOSEPH E [US], et al
- [A] US 4291160 A 19810922 - HARRISON BOYD L, et al
- [A] DE 1937016 A1 19700409 - LILLY CO ELI
- [AP] WO 9007111 A2 19900628 - HICKS RICHARD [GB], et al
Designated contracting state (EPC)
DE GB IT
DOCDB simple family (publication)
EP 0457381 A2 19911121; EP 0457381 A3 19920708; EP 0457381 B1 19960306; DE 69117578 D1 19960411; DE 69117578 T2 19960718; GB 9010941 D0 19900704; JP H04226995 A 19920817
DOCDB simple family (application)
EP 91200943 A 19910419; DE 69117578 T 19910419; GB 9010941 A 19900516; JP 13970891 A 19910515